Cast & crew
Zavazujeme se (1949)
Directed by Čeněk Duba Written by Čeněk Duba
Crew
| Vladimír Novotný | Director of Photography |
| Jiří Šust | Original Music Composer |
| Josef Tejchman | Production Manager |
| Čeněk Duba | Screenplay |
| Čeněk Duba | Director |
| Jaromír Janáček | Editor |
| Čeněk Duba | Story |
| Vladimír Novotný | Director of Photography |
| Josef Tejchman | Production Manager |
| Čeněk Duba | Screenplay |
| Čeněk Duba | Director |
| Jaromír Janáček | Editor |
| Jiří Šust | Original Music Composer |
| Čeněk Duba | Story |